9,654 RAS Prelims practice MCQs with the correct answer and a clear explanation for each. Filter by subject and chapter.
Practice questions based on the RPSC RAS Prelims syllabus. They follow the exam pattern but are not past-paper questions.
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RAS PrelimsRajasthan History, Art and Culture · Prehistoric Rajasthan
Q491. Consider the following statements regarding the artifacts found at Ganeshwar: I. Hundreds of copper arrowheads were discovered here. II. The site yielded numerous copper fish hooks indicating fishing as an economic activity. III. The copper objects possess up to 99% purity. IV. Massive iron agricultural implements were the staple finds. Which of the above statement(s) is/are incorrect?
Explanation
Ganeshwar has yielded an incredible number of copper artifacts, including hundreds of arrowheads and numerous fish hooks, reflecting its specialized metallurgy. Chemical analysis shows that these copper objects possess an extremely high level of purity, sometimes reaching 99%. However, the claim that massive iron implements were staple finds is incorrect, as Ganeshwar is a Chalcolithic site where iron was not yet utilized.
RAS PrelimsIndian Polity and Governance · Framing of the Constitution, Preamble and Citizenship
Q492. Identify the correct statement regarding ‘domicile’ in the context of Article 5:
Explanation
Under Article 5, ‘domicile’ is a crucial requirement for citizenship. It consists of two essential elements: actual residence in a place and the intention to remain there permanently or indefinitely. Mere temporary presence, such as for study or travel, does not constitute domicile. A person can have multiple residences but, under the law, they can only have one domicile at any given time.
RAS PrelimsIndian Economy · Economic Growth, Development and Sustainable Development
Q493. Consider the following statements regarding the benefits of adopting a circular economy: I. It reduces greenhouse gas emissions by lowering the need for virgin material extraction. II. It increases the volatility of raw material prices for manufacturers. III. It promotes innovation and generates new employment opportunities in recycling and remanufacturing sectors. Which of the above statement(s) is/are correct?
Explanation
Transitioning to a circular economy reduces emissions because it lowers the need for energy-intensive extraction and processing of new materials. It also fosters innovation and creates new jobs in sectors like repair and recycling. Far from increasing price volatility, circular practices can actually stabilize costs by reducing dependence on external raw material markets. This makes businesses more resilient to supply chain disruptions and resource scarcity.
RAS PrelimsScience and Technology · Basics of Everyday Science
Q494. The phenomenon of generating an electric current in a closed circuit by changing the magnetic field is known as:
Explanation
Electromagnetic induction is the process of generating an electromotive force and subsequently an electric current in a closed circuit by changing the magnetic environment. This can be achieved by moving a magnet relative to a coil or by changing the current in a nearby circuit. Discovered by Michael Faraday, this principle is the foundation for the operation of electric generators and transformers.
RAS PrelimsRajasthan History, Art and Culture · Prehistoric Rajasthan
Q495. What explains the abundant presence of copper fish hooks at the Ganeshwar site?
Explanation
The abundance of copper fish hooks at Ganeshwar suggests that fishing was a significant economic activity for the inhabitants. This implies that during the site’s occupation, the Kantli river and its environment were much wetter than they are today. Perennial water bodies or large seasonal pools likely supported robust aquatic life, allowing the Ganeshwar people to supplement their diet through specialized fishing.
RAS PrelimsIndian Polity and Governance · Framing of the Constitution, Preamble and Citizenship
Q496. Consider the following modes of acquiring citizenship: I. By Birth II. By Descent III. By Registration IV. By Naturalisation Which of the above combination of modes is provided under the Citizenship Act, 1955?
Explanation
The Citizenship Act of 1955 provides for five different ways of acquiring Indian citizenship after the commencement of the Constitution. These include citizenship by birth, citizenship by descent, citizenship by registration, citizenship by naturalisation, and citizenship by incorporation of territory. Each mode has specific legal requirements and procedures that must be followed as prescribed by the central government and the Act.
RAS PrelimsIndian Economy · Economic Growth, Development and Sustainable Development
Q497. Match List I with List II and select the correct answer using the codes given below:
Principles of Circular Economy
Descriptions
A. Reduce
i. Processing waste materials into new products to prevent waste of potentially useful materials.
B. Reuse
ii. Using less material or energy in the production and consumption phases.
C. Recycle
iii. Capturing energy from waste materials that cannot be otherwise utilized.
D. Recover
iv. Using a product again for the same or a different purpose without altering its physical form.
Explanation
Reduction involves using less material from the start. Reuse means using a product again without changing its form. Recycling is the process of turning waste materials back into new products. Recovery involves capturing energy from waste that cannot be recycled. These "Rs" form a hierarchy of waste management that guides producers and consumers toward more sustainable and efficient use of the planet’s finite resources.
RAS PrelimsScience and Technology · Basics of Everyday Science
Q498. An electric motor works on the principle that:
Explanation
An electric motor operates on the principle that a conductor carrying an electric current will experience a mechanical force when placed within an external magnetic field. The interaction between the magnetic field produced by the current and the external field results in a torque that causes the motor’s rotor to spin. This process effectively converts electrical energy into useful mechanical work or motion.
RAS PrelimsRajasthan History, Art and Culture · Prehistoric Rajasthan
Q499. Read the following statements regarding the metallurgical importance of Ganeshwar and select the correct option: Statement I: The Ganeshwar culture is believed to have supplied raw copper and finished copper goods to the Harappan civilization. Statement II: Ganeshwar is geographically close to the Khetri copper deposits, making it an ideal metallurgical center.
Explanation
Ganeshwar is widely regarded as a major metallurgical hub due to its proximity to the Khetri copper deposits. The community not only smelted copper for local use but is also believed to have supplied raw copper and finished goods to the Harappan civilization. This relationship highlights the interconnectedness of regional cultures and the vital role Rajasthan’s mineral wealth played in history.
RAS PrelimsIndian Polity and Governance · Framing of the Constitution, Preamble and Citizenship
Q500. Acquisition of citizenship ‘by descent’ under the Citizenship Act, 1955 applies primarily to a person who is:
Explanation
Citizenship by descent is the mode through which a person born outside the territory of India can acquire Indian citizenship based on their parentage. For instance, a person born outside India on or after January 26, 1950, is a citizen by descent if their father (or later, either parent) was a citizen of India at the time of birth, subject to registration.
Answer key for these questions
Q
Correct answer
491
(c) IV only
492
(d) Domicile implies residence with the intention of permanently residing in a particular territory.
493
(b) I and III only
494
(d) Electromagnetic induction
495
(c) The Kantli river possessed sufficient water bodies or pools supporting a robust aquatic life during that period
496
(d) I, II, III and IV
497
(a) A-ii, B-iv, C-i, D-iii
498
(c) Current-carrying conductors in magnetic fields experience force
499
(a) Both Statement I and Statement II are correct.
500
(b) Born outside India after 26 Jan 1950 with an Indian citizen parent.
Frequently asked questions
How many RAS Prelims practice MCQs are there on RAS Prelims?
This page has 9654 practice MCQs on the RAS Prelims syllabus. Each has the correct answer, and most have an explanation.
How should I practise MCQs for RAS Prelims?
Attempt each question first, then open the answer and read the explanation. Practise one chapter at a time, note the facts you got wrong and revise them. Repeat the chapter after a few days.
Are these actual RAS Prelims past-paper questions?
No. These are practice questions written for the RAS Prelims syllabus. They follow the pattern the exam uses: factual questions, statement-based questions, match-the-list and assertion-reason.
